<%@ page contentType="text/html;charset=UTF-8" language="java" %><%
    request.setCharacterEncoding("utf-8");
long time = new java.util.Random().nextInt(1000)+500;
Thread.sleep(time);
pageContext.setAttribute("time", time);
%><div>
    name:${param.name}<br>
    time:${time}
</div>